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National Stock Number:
4720-00-788-2957
Federal Supply Class:
4720
National Item Identification Number:
007882957
Description:
HOSE,AIR DUCT
Detail:
A flexible, tubular item of light wall construction. It must have single or multiple layers of nonmetallic material, but may contain metal wire reinforcement, foil type liner, and/or woven or braided cover. It is designed to convey under low pressure gaseous material, such as air and fumes, and light weight solid materials, such as dust, powders, and fibers. For items with couplings, see HOSE ASSEMBLY, AIR DUCT. For items of sleeve section design rated for high pressure use, see SLEEVE, SEAL, COUPLING. Excludes hose, nonmetallic.
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Manufacturer Information:
| 9192809 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | S272-1271P1 | 73801 | GREENE RUBBER CO INC |
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Techincal Specification:
| END INSIDE DIAMETER | 4.000 INCHES NOMINAL FIRST END | | END INSIDE DIAMETER | 3.844 INCHES NOMINAL SECOND END | | CONNECTION TYPE | PREFORMED FIRST END | | CONNECTION TYPE | SOFT SECOND END | | CONNECTION STYLE | ROUND BOTH ENDS | | CROSS-SECTIONAL SHAPE STYLE | ROUND | | END OVERALL LENGTH | 1.125 INCHES NOMINAL SECOND END | | END OVERALL LENGTH | 4.000 INCHES NOMINAL FIRST END | | HOSE WEIGHT | 12.800 OUNCES PER LINEAR FOOT | | INSIDE DIAMETER | 4.000 INCHES NOMINAL FIRST END | | MATERIAL | PLASTIC POLYAMIDE AND RUBBER CHLOROPRENE CLASS CR SINGLE PLY | | MAXIMUM OPERATING PRESSURE | 40.0 POUNDS PER SQUARE INCH | | MEASURING METHOD AND LENGTH | 13.750 INCHES NOMINAL OVERALL | | SPECIAL FEATURES | WITH 4.000 IN. LG MOLDED MEOPRENE CUFF ON RD END | | STYLE DESIGNATOR | HELICALLY WOUND CONTINOUS WIRE SUPPORTED |
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